Challenges for Sustainable Ironmaking at ArcelorMittal - ABM

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Profit /Innovation Know your process better –liquid level in BF hearths 1 ,2 1 S tatic p su m e as u rem e n t at F o s B F # 1 Static pressure evolution at Fos BF1 •Static Pressure measurement P slag Static pressure (bar) 0 ,8 0 ,6 0 ,4 hot metal 0 ,2 N 2 Q 0 1 2 :0 0 1 3 :1 2 1 4 :2 4 1 5 :3 6 1 6 :4 8 1 8 :0 0 1 9 :1 2 Raw EMF signal •ElectroMotive Forces (EMF) on BF shell: - Extraction of liquid level component from the EMF signal at Cleveland BF6 Estimated thermal component Estimated liquid level component Estimated thermal component •Strains on BF shell: -Estimate of hot metal and slag levels from Finite Element Method at Fos BF1 0 05/10/2008 51 (m) 10 9 8 7 6 5 4 3 2 1 REFERENCE Slag arrival -00:05 +00:05 +00:15 Intercast I Tuyeres level Taphole Bottom +00:25 +00:35 +00:45 +00:55 +01:05 +01:15 +01:25 +01:35 +01:45 Intercast II +01:55 +02:05 +02:15 +02:20 +02:30 +02:40 +02:50 +03:05 +03:15 +03:25 +03:35 +03:45 +03:55
Profit /Innovation Know your process better –Burden distribution simulations • Use of Discrete Element Method (DEM) – enough amount to keep realistic, and computation time reasonable • Can be used to validate single particle models • Compares well with painted bar measurements 05/10/2008 52
Page 1 and 2: Challenges for Sustainable Ironmaki
Page 3 and 4: The inside cover - Not in this mill
Page 5 and 6: Outline • Ironmaking at ArcelorMi
Page 7 and 8: Global Iron and Steel Production Tr
Page 9 and 10: Ironmaking facilities are “integr
Page 11 and 12: Eqv Coke Rate kg/thm Equivalent Cok
Page 13 and 14: 700 80 600 70 500 60 Effective Grat
Page 15 and 16: And highly vertically integrated 05
Page 17 and 18: • Ironmaking at ArcelorMittal An
Page 19 and 20: Sustainability Challenges 05/10/200
Page 21 and 22: Sustainability A vertical vision, i
Page 23 and 24: Three Axes of Action 05/10/2008 22
Page 25 and 26: Knowledge Organization To move glob
Page 27 and 28: Knowledge Organization Increase our
Page 29 and 30: Knowledge Organization Increase our
Page 31 and 32: Energy / Environment IH No. 7 Blast
Page 33 and 34: Energy / Environment A process - pr
Page 35 and 36: ArcelorMittal Tubarão Energy Model
Page 37 and 38: Fuel Recovery Index Gas Fuel is pro
Page 39 and 40: Profit / Innovation 05/10/2008 38
Page 41 and 42: Profit /Innovation Asset Longevity
Page 43 and 44: Tubarao No. 1 BF Equipment Control
Page 45 and 46: Tubarao No. 1 BF BF - SHELL DEGRADA
Page 47 and 48: Tubarao No. 1 BF Total Fuel Rate (n
Page 49 and 50: Profit /Innovation Design tools for
Page 51: Profit /Innovation Know your proces
Page 55 and 56: Profit /Innovation Push the limits
Page 57 and 58: Profit /Innovation Push the Limits
Page 59 and 60: Profit /Innovation Improve Value-in
Page 61 and 62: Profit /Innovation Enhanced use of
Page 63 and 64: Lisakovsky de-P flowsheet Gravity M
Page 65 and 66: Profit /Innovation Use lower cost r
Page 67 and 68: Concluding Remarks The New Cover -
Page 69 and 70: The Ironmaking plant - Innovation a

Challenges for Sustainable Ironmaking at ArcelorMittal - ABM

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